“primary standards of national defense”的概念、定义、翻译、参考文献-科学参考

单词	primary standards of national defense
释义	primary standards of national defense Encyclopedia 工学（计量）释 primary standards of national defense国防最高计量标准在国防军工系统中具有最高计量特性，由国家国防科技工业计量主管部门考核合格并授权在国防军工系统中进行量值传递的测量标准。
随便看	nonthermal radiation non-thermal radio halo non-thermal radio radiation non-thermal radio source non-thermal source non-thermal spectrum non-thermal velocity non-thermodynamic equilibrium non-thermodynamic equilibrium, NTE nonthyroidal illness syndrome non-timber forest non-timber forest produces non-timber forest products management certification non-timber forest spices non-timber resources non-timber revenue non-time referenced control nontotient non-toxic nursery non-toxic propellants Non-tradable share reform non-trade concerns non-traditional computer non-traditional machining technology nontraditional method

科学参考收录了854744条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。